Which of the following methods can be used to remove water from a mixture of sand and water? A. Centrifuge B. Filtration C. Floatation D. Magnetism

Which element, represented by X, reacts with fluorine to produce the compound XF2? (1) aluminum (3) magnesium (2) argon (4) sodium

Why do oxygen (O) and neon (Ne) have different chemical properties

The synthesis of dipropyl ether can be accomplished using 1-propanol. What reactants and conditions are necessary for this to occur

The Calvin cycle is another name for the

What is a mixture? And what is it made of from?

What determines your blood cholesterol level?

Describe two ways that water moves through earthy atmosphere in the water cycle.

which of the following questions can use science as a method of inquiry? a. is cloning appropriate b. how can we protect crops from drought c. why is jazz a great type of music d. did dinosaurs exist

How many moles of CO will be produced, if 32.5grams of H2O are produced? C6H6S+6O2=>6CO+3H2O+SO3

Identify and briefly describe two ecosystems in your community that are beyond schoolyard